Doctor profile · Federal record

Dr. Mark Polishchuk, OTR

Occupational Therapist · Brooklyn, NY

  • NPI 1821743691
  • 4 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2579 E 17Th St
Brooklyn, NY 112353515
(347) 907-3754
Mailing address
81 Corona Ave
Staten Island, NY 103061150

Credentials & registration

NPPES · NUCC
NPI registered
February 2022 — 4 yrs on file
Specialty taxonomy
225X00000X — NUCC code
State license (1)
New York #025413

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821743691. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,350
Distinct HCPCS
5
Medicare allowed
$125,439
HCPCS Description Services Patients Avg allowed
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 2,160 63 $24
97530 Therapy procedure using functional activities 1,083 62 $40
97140 Therapy procedure using manual technique, each 15 minutes 696 47 $22
97535 Training for self-care or home management, each 15 minutes 355 35 $26
97166 Evaluation for occupational therapy, typically 45 minutes 56 51 $109

In context: peer comparison

Among 76 peers in Brooklyn Occupational Therapist, average services per provider: 567. This provider delivers 7.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Polishchuk's medical specialty?
Dr. Mark Polishchuk practices Occupational Therapist in Brooklyn, NY.
Where does Dr. Mark Polishchuk practice?
Dr. Mark Polishchuk practices at 2579 E 17Th St, Brooklyn, NY 112353515. Office phone: 3479073754.
What is Dr. Mark Polishchuk's NPI?
Dr. Mark Polishchuk's National Provider Identifier (NPI) is 1821743691, issued by NPPES.
What procedures does Dr. Mark Polishchuk commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility (HCPCS 97110); Therapy procedure using functional activities (HCPCS 97530); Therapy procedure using manual technique (HCPCS 97140). Source: CMS Medicare Physician & Other Practitioners file.